:root{
  --navy:#2E4265; --navy-deep:#26395A; --ink:#3D4E68; --muted:#7C89A0;
  --green:#86A088; --green-deep:#75906F; --cream:#F6F1E6;
  --bg:#FCFBF8; --gray:#F3F3EF; --line:#E4E4DC; --white:#FDFDFC;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Zen Maru Gothic','Hiragino Maru Gothic ProN',sans-serif;color:var(--ink);background:var(--bg);line-height:1.9;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none;transition:opacity .2s}
a:hover{color:var(--green-deep)}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

/* header */
.site-header{background:var(--bg);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:20px;padding-bottom:20px}
.brand{display:block;line-height:1.3}
.brand .b-small{font-size:13px;letter-spacing:.12em;color:var(--navy)}
.brand .b-logo{font-size:34px;font-weight:700;color:var(--navy);letter-spacing:.02em}
.brand .b-op{font-size:11px;color:var(--muted);letter-spacing:.05em}
.gnav{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.gnav a{font-size:14px;font-weight:500;letter-spacing:.1em;color:var(--navy);padding:6px 0;border-bottom:2px solid transparent}
.gnav a.active{border-bottom-color:var(--navy)}
.gnav a:hover{color:var(--green-deep)}
.btn-contact{display:inline-flex;align-items:center;gap:8px;background:var(--navy);color:#fff !important;font-size:14px;font-weight:700;letter-spacing:.08em;padding:12px 24px;border-radius:999px;white-space:nowrap}
.btn-contact:hover{background:var(--navy-deep);color:#fff}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;font-size:15px;font-weight:700;letter-spacing:.08em;padding:14px 30px;border-radius:999px;border:1.5px solid var(--navy)}
.btn .arw{transition:transform .2s}
.btn:hover .arw{transform:translateX(4px)}
.btn-fill{background:var(--navy);color:#fff}
.btn-fill:hover{background:var(--navy-deep);color:#fff}
.btn-line{background:transparent;color:var(--navy)}
.btn-ghost{border-color:#fff;color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}

/* hero */
.hero{background:var(--white);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:32px;align-items:center;padding-top:48px;padding-bottom:56px}
.hero h1{font-size:clamp(30px,3.4vw,46px);font-weight:700;color:var(--navy);line-height:1.6;letter-spacing:.04em}
.hero .en{font-size:20px;color:var(--green-deep);letter-spacing:.08em;margin-top:20px;font-weight:500}
.hero .lead{margin-top:28px;font-size:15.5px}
.hero .cta{display:flex;gap:16px;margin-top:36px;flex-wrap:wrap}
.hero-img{border-radius:8px}

/* sections */
.sec{padding:72px 0}
.sec-gray{background:var(--gray)}
.sec-head{text-align:center;margin-bottom:48px}
.sec-head h2{font-size:26px;font-weight:700;color:var(--navy);letter-spacing:.14em}
.sec-head .squig{margin:14px auto 0;display:block}

/* can cards */
.can-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.can-grid .card{padding:8px 28px;text-align:center;border-left:1px solid var(--line)}
.can-grid .card:first-child{border-left:none}
.card .icn{color:var(--navy);margin:0 auto 18px;width:52px;height:52px}
.card h3{font-size:17px;font-weight:700;color:var(--navy);letter-spacing:.06em;margin-bottom:12px}
.card p{font-size:13.5px;line-height:2}
.more{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:700;margin-top:18px;letter-spacing:.06em}
.more .arw{transition:transform .2s}
.more:hover .arw{transform:translateX(4px)}

/* flow band */
.flow-band{background:var(--green);color:#fff;padding:64px 0}
.flow-band .wrap{display:grid;grid-template-columns:260px 1fr;gap:48px;align-items:center}
.flow-band h2{font-size:24px;font-weight:700;letter-spacing:.12em}
.flow-band .fb-lead{font-size:13.5px;margin-top:14px;margin-bottom:26px}
.fb-steps{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}
.fb-step{text-align:center;flex:1;position:relative}
.fb-step .circ{width:84px;height:84px;border-radius:50%;background:var(--cream);color:var(--navy);display:flex;align-items:center;justify-content:center;margin:0 auto}
.fb-step .circ svg{width:38px;height:38px}
.fb-step .num{font-size:14px;letter-spacing:.15em;margin-top:14px}
.fb-step .lbl{font-size:14.5px;font-weight:700;letter-spacing:.06em;margin-top:2px}
.fb-step + .fb-step::before{content:"";position:absolute;top:42px;left:calc(-50% + 50px);width:calc(100% - 100px);border-top:2px dashed rgba(255,255,255,.6)}

/* footer */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:56px 0 0}
.site-footer .wrap{display:grid;grid-template-columns:auto 1fr auto auto;gap:48px;align-items:start}
.f-tag{font-size:13.5px;max-width:320px}
.f-tag img{width:150px;margin-top:18px}
.f-nav{display:grid;grid-template-columns:repeat(2,auto);gap:10px 48px;border-left:1px solid var(--line);padding-left:48px}
.f-nav a{font-size:13.5px;letter-spacing:.08em}
.f-btn{border:1.5px solid var(--navy);color:var(--navy);font-size:13.5px;font-weight:700;letter-spacing:.08em;padding:10px 26px;border-radius:999px;white-space:nowrap}
.copyright{text-align:center;font-size:12px;color:var(--muted);letter-spacing:.08em;padding:32px 0 24px;margin-top:40px;border-top:1px solid var(--line)}

/* subpage */
.page-head{background:var(--gray);padding:56px 0 40px}
.page-head h1{font-size:30px;font-weight:700;color:var(--navy);letter-spacing:.12em}
.crumbs{font-size:12.5px;color:var(--muted);margin-top:14px;letter-spacing:.06em}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--green-deep)}
.crumbs .sep{margin:0 10px}
.lead-h{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:var(--navy);line-height:1.9;letter-spacing:.06em}
.lead-p{margin-top:24px;font-size:15.5px}

/* about */
.about-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center}
.values{background:var(--cream);border-radius:20px;padding:56px;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;margin-top:72px}
.values h2{font-size:22px;font-weight:700;color:var(--navy);letter-spacing:.1em;margin-bottom:26px}
.values ul{list-style:none}
.values li{display:flex;align-items:flex-start;gap:14px;font-size:15.5px;font-weight:500;padding:10px 0}
.values li svg{flex:none;width:22px;height:22px;color:var(--green-deep);margin-top:6px}
.values img{width:190px}

/* services list */
.svc{display:grid;grid-template-columns:auto 1fr auto;gap:32px;align-items:center;padding:36px 8px;border-bottom:1px solid var(--line)}
.svc:first-of-type{border-top:1px solid var(--line)}
.svc .circ{width:96px;height:96px;border-radius:50%;background:var(--cream);color:var(--navy);display:flex;align-items:center;justify-content:center}
.svc .circ svg{width:42px;height:42px}
.svc h2{font-size:19px;font-weight:700;color:var(--navy);letter-spacing:.08em;margin-bottom:8px}
.svc p{font-size:14.5px}
.svc .arw{font-size:24px;color:var(--navy)}

/* flow page timeline */
.tl{max-width:720px}
.tl-step{display:grid;grid-template-columns:96px 1fr;gap:36px;position:relative;padding-bottom:48px}
.tl-step:not(:last-child)::before{content:"";position:absolute;left:47px;top:100px;bottom:4px;border-left:2px dashed #C4CBD8}
.tl-step .circ{width:96px;height:96px;border-radius:50%;background:var(--white);border:1.5px solid #C4CBD8;color:var(--navy);display:flex;align-items:center;justify-content:center}
.tl-step .circ svg{width:40px;height:40px}
.tl-step .num{font-size:14px;color:var(--muted);letter-spacing:.2em}
.tl-step h2{font-size:20px;font-weight:700;color:var(--navy);letter-spacing:.08em;margin:2px 0 10px}
.tl-step p{font-size:15px}

/* company table */
.otbl{width:100%;border-collapse:collapse;margin-top:8px}
.otbl th,.otbl td{border-bottom:1px solid var(--line);padding:22px 12px;text-align:left;font-size:15px;vertical-align:top}
.otbl th{width:220px;color:var(--navy);font-weight:700;letter-spacing:.08em;white-space:nowrap}
.otbl tr:first-child th,.otbl tr:first-child td{border-top:1px solid var(--line)}
.note{font-size:13px;color:var(--muted);margin-top:16px}

/* news */
.news-item{display:grid;grid-template-columns:130px 1fr;gap:24px;padding:26px 8px;border-bottom:1px solid var(--line);font-size:15px}
.news-item:first-of-type{border-top:1px solid var(--line)}
.news-item time{color:var(--muted);letter-spacing:.06em}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.tel-box{background:var(--cream);border-radius:16px;padding:32px 36px;margin-top:32px}
.tel-box h3{font-size:15px;font-weight:700;color:var(--navy);letter-spacing:.1em;margin-bottom:10px}
.tel-box .tel{font-size:26px;font-weight:700;color:var(--navy);letter-spacing:.04em;line-height:1.5}
.tel-box p{font-size:13px}
form .field{margin-bottom:26px}
form label{display:block;font-size:14px;font-weight:700;color:var(--navy);letter-spacing:.06em;margin-bottom:10px}
form label .req{font-size:11px;color:#B3684F;margin-left:8px;font-weight:500}
input[type=text],input[type=tel],input[type=email],textarea{width:100%;border:1px solid #CDD3DE;border-radius:8px;background:#fff;padding:14px 16px;font:inherit;font-size:15px;color:var(--ink)}
input:focus,textarea:focus{outline:2px solid var(--green);outline-offset:0;border-color:var(--green)}
::placeholder{color:#B4BCC9}
textarea{min-height:200px;resize:vertical}
.submit-row{text-align:center;margin-top:36px}
.submit-row button{font:inherit;cursor:pointer;border:none}

.seaside{margin-top:64px}
.seaside img{width:100%}

@media(max-width:960px){
  .site-header .wrap{flex-wrap:wrap}
  .hero .wrap{grid-template-columns:1fr}
  .can-grid{grid-template-columns:1fr 1fr;gap:32px 0}
  .can-grid .card:nth-child(3){border-left:none}
  .flow-band .wrap{grid-template-columns:1fr}
  .fb-steps{flex-wrap:wrap;gap:24px}
  .fb-step{flex:1 1 30%}
  .fb-step + .fb-step::before{display:none}
  .site-footer .wrap{grid-template-columns:1fr;gap:32px}
  .f-nav{border-left:none;padding-left:0}
  .about-grid,.contact-grid{grid-template-columns:1fr}
  .values{grid-template-columns:1fr;padding:36px}
  .otbl th{width:140px}
}